Matched context for expense and requirement

The page lists matched contexts for expense and requirement.

Share - expense	Share - requirement	Phrase
2.85%	0.92%	reduce {expense or requirement} [perform operation]
1.95%	0.61%	low [size] {expense or requirement}
2.85%	0.47%	maintenance {expense or requirement}
1.49%	0.57%	eliminate {expense or requirement} [perform operation]
0.53%	1.16%	fuel {expense or requirement}
1.34%	0.57%	high [size] {expense or requirement}
1.17%	0.24%	minimize {expense or requirement} [perform operation]
2.39%	0.21%	structural [structure] {expense or requirement}